Training equipment for telephone operators



July 19. 1966 D. F. JOHNSTON ETAL 3,26L111 TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 34 Sheets-Sheet 1 Filed Sept. 13

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TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed sept. 13, 1965 54 sheets-Sheet 2 July 19, 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 54 Sheets-Sheet 4 July 19. 1966 D. F. JOHNSTON ETAL TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed sept. 13, 196s July 19, 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 54 Sheets-Sheet 5 Filed Sept. l5, 1963 Tlllllll@ July 19. 1966 D. F. JOHNSTON er AL 3,261,111

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TRAINING EQUIPMENT FOR TELEPHONE OPERATORS .'54 Sheets-Sheet '7 Filed Sept. 13, 1963 July 19. 1966 D. F. JOHNSTON ETAL TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. 13, 1963 54 Sheets-Sheet 8 m @3mm @0-2m @@m @3mm July 19. 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 34 Sheets-Sheet 9 Filed Sept. l5, 1963 m. .gl

July 19. 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. 13, 1965 54 Sheets-Sheet 10 July 19, 1966 D. F. JOHNSTON ET AL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. l5, 1963 54 Sheets-Sheet 11 1 o: (010m 12: (210@ 1 10m 1 (I IQ@ 1x: (110@ 12,: (2.5m .32 (IHIU IIU@ @z flzIQ@ 0 2: rlu@ 0J: (|1101 @1: (1151 uw: (2.5m (1.5@ o1: rl11u@ o16@ 2: (51.5@ 1: (xu Q fl11u 1U@ 1: f\11Um 0: (010@ 1mm mi: (11H5 mx: ,(1101 m2 (@,Iw m5: (1.5@ m1: (110@ mo: (010@ 51 m5@ (05@ ONP 5@ om: fQIU UIQ@ 5@ .111 (15@ ITI: C55@ July 19. 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. 13, 1963 54 `Sheets-Sheet 12 @NEUE 2 8@ ESQ ,QUEUE N\ ...El

July 19. 1966 D. F. JQHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. 13, 1965 .'54 Sheets-Sheet 13 :.m@ zwom@ 28D@ omml @2Q @IQ 2 com. EQ2 ZQUQQ m02. @wa Ew @m Bmmm@ wmvuwz am@ @CQ 5@ Q a E Q S282 @1182 July 19. 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 34 Sheets-Sheet 14 Filed Sept. 13, 1963 n 1 n 5 @@8 @5% $-55@ @Eig Nhfrm \N. .W @El 2mm. SEE N @5i @lm QM .H 5mm NEWS NhFw/S NSE Eg 5 EWS :Q EN@ July 19, 1966 D. F. JOHNSTON ETAL 3,251,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. 13, 1965 54 Sheets-Sheet 15 D. F. JOHNSTON ET Al- 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 54 Sheets--Sheaeil 16 July 19, 1966 Filed Sept. l5, 1965 July 19, 1966 D. F. JOHNSTON ETAL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 54 Sheets-Sheet 1'? Filed Sept. l5, 1963 .ITIIVTLT July 19. 1966 D. F. JOHNSTON ET AL 3,261,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. l5, 1963 54 Sheets-Sheet 18 mam 5 8 m EQU@ July 19, 1966 D. F. JOHNSTON ET AL 3,251,111

TRAINING EQUIPMENT FOR TELEPHONE OPERATORS Filed Sept. l5, 1965 54 Sheets-Sheet 19 July 19, 1966 D. F. JOHNSTON ET AL TRAINING EQUIPMENT FOR TELEPHONE OPERATORS 54 Sheets-Sheet 20 Filed Sept. 13, 1963 A N Tm @v om QN ...um 

1. IN TRAINING EQUIPMENT FOR CONTROL BOARD ATTENDANTS, A TRAINING EQUIPMENT FOR CONTROL BOARD ATTENDANTS, INDICATING PROGRAM PROBLEMS TO A TRAINEE, A FIRST GROUP OF RELAYS FOR CONTROLLING SAID VISUAL INDICATORS, A GROUP OF MATCH RELAYS, A PROGRAM TAPE PERFORATED TO CONTROL THE ORIGINATION OF PROBLEM CODES AND OF RESPONSE CODES, A PLURALITY OF CODE TRANSMISSION LEADS. MEANS FOR CONNECTING SAID CODE TRANSMISSION LEADS TO SAID MATCH RELAYS, MEANS FOR TRANSMITTING RESPONSE CODES OVER SAID LEADS WHEN SO CONNECTED WHEREBY TO SELECTIVELY OPERATE MATCH RELAYS IN ACCORDANCE WITH THE PARTICULAR PROGRAM SEGMENT, MEANS EFFECTIVE UPON COMPLETION OF THE TRANSMISSION OF SAID RESPONSE CODES FOR CONNECTING SAID SAME CODE TRANSMISSION LEADS TO SAID FIRST GROUP OF RELAYS, MEANS FOR 